Sleep-tracking devices have experts tossing and turning

3:01 AM,
Mar. 26, 2013

Written by

Kim Painter
USA Today

Leigh Honeywell, 28, of Seattle made a resolution at the start of 2012: She decided to get more sleep. More than a year later, the computer security manager says she's keeping that resolution and owes a lot of credit to a little device she wears on a wrist strap at night.

The device is a Fitbit One, one of a growing number of gadgets consumers can buy to track their health habits, including sleep. The devices typically use movement detectors called accelerometers, which can count your steps during the day but also can detect sleep patterns by tracking your arm movements at night. You download the ...